두꺼비

Etymology
Usually believed to be equivalent to, referring to the toad's thick skin.

corresponding to Middle Korean. which is the first attestation of a form directly ancestral to the modern.

The ancestral form for the adjectival root “to be thick” *twut.hep ~ twut.kep shows the variation *h ~ k, as shown in many other words. The former gave rise to the Middle Korean words, , while the latter produced the modern standard form with loss of the initial consonant in the cluster t.k.

alternatively reconstructs original on the strength of the twelfth-century Chinese-Korean wordlist , which glosses a Korean word transcribed  as, and connects this to Tungusic. The would then be a prefix. This etymology has issues with explaining the twutkep form, however, and Korean scholars have generally not accepted it.

Noun

 * 1) a toad or toads
 * 2) specifically the ,

Usage notes

 * The vocative is, similar to (→ ).